#63D7F1#63D7F1

#63D7F1 is a very light, moderate cyan. Relative luminance 0.576; OKLCH L 82.2% C 0.110 H 214.7°. Best body text is #000000 at 12.52:1 contrast (WCAG AA passes).

Color values

HEX	#63D7F1
RGB	rgb(99, 215, 241)
HSL	hsl(191, 84%, 67%)
HSV	hsv(191, 59%, 95%)
CMYK	cmyk(58.9%, 10.8%, 0%, 5.5%)
CIE-LAB	lab(80.52, -25.41, -22.62)
CIE-LCH	lch(80.52, 34.02, 221.68°)
OKLab	oklab(82.2% -0.0906 -0.0628)
OKLCH	oklch(82.2% 0.11 214.7)
XYZ	xyz(45.3168, 57.5999, 91.9317)
Luminance	0.5760 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D7F1 #F17D63

analogous

#63F1C4 #63D7F1 #6390F1

triadic

#63D7F1 #F163D7 #D7F163

tetradic

#63D7F1 #C463F1 #F17D63 #90F163

square

#63D7F1 #C463F1 #F17D63 #90F163

split-complementary

#63D7F1 #F16390 #F1C463

monochromatic

#12A6C8 #2BC9EC #63D7F1 #9BE5F6 #D3F4FB

Accessibility & contrast

On white

1.68

#63D7F1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.52

#63D7F1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D7F1

12.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D7F1	#FFFFFF	#000000	##000000
##63D7F1	1.00	1.68	12.52	12.52
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.52	21.00	1.00	1.00
##000000	12.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4D1F3

Deuteranopia (green-blind)

#AFC1F1

Tritanopia (blue-blind)

#00E1DF

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #63d7f1;
/* rgb */ color: rgb(99, 215, 241);
/* oklch */ color: oklch(82.2% 0.110 214.7);

Tailwind

colors: {
  custom: {
    50: '#9ce3f5',
    500: '#63d7f1',
    950: '#000000',
  },
}

SCSS

$custom: #63d7f1;
$custom-light: #9ce3f5;
$custom-dark: #000000;

JSON

{
  "hex": "#63d7f1",
  "rgb": {
    "r": 99,
    "g": 215,
    "b": 241
  },
  "hsl": {
    "h": 190.986,
    "s": 83.529,
    "l": 66.667
  },
  "oklch": {
    "l": 0.82204,
    "c": 0.11023,
    "h": 214.7
  },
  "luminance": 0.57604
}

Semantic roles & 50–950 ramp

primary

#63D7F1

secondary

#C54E34

accent

#2E06E0

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #63D7F1

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →